Can someone tell me the video where Brad started killing Bathroom Guy? He doesn't do it in the last Breaking Brad, but he does it in Part 5 of the BLLS3 from the start. Did he take someone's advice? Look at a guide? Why did he start?

Can someone tell me the video where Brad started killing Bathroom Guy? He doesn't do it in the last Breaking Brad, but he does it in Part 5 of the BLLS3 from the start. Did he take someone's advice? Look at a guide? Why did he start?